/**
 *  Copyright (c) 2011, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.wso2.carbon.ntask.common;

/**
 * This class represents exceptions occurred in related to Tasks.
 */
public class TaskException extends Exception {

	private static final long serialVersionUID = 1L;
	
	private Code code;

	public TaskException(String msg, Code code) {
		this(msg, code, null);
	}
	
	public TaskException(String msg, Code code, Exception nestedEx) {
		super(msg, nestedEx);
		this.code = code;
	}
	
	public Code getCode() {
		return code;
	}
	
	public enum Code {
		TASK_EXISTS,
		NO_TASK_EXISTS,
		TASK_ALREADY_STARTED,
		UNKNOWN,
		CONFIG_ERROR,
		TASK_NODE_NOT_AVAILABLE
	}
	
}
